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What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?

Is there any differences in invoking variables with syntax ${var} and $(var) ? For instance, in the way the variable will be expanded or anything? ...
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New line in Sql Query

...blog.sqlauthority.com/2009/07/01/sql-server-difference-between-line-feed-n-and-carriage-return-r-t-sql-new-line-char/ DECLARE @NewLineChar AS CHAR(2) = CHAR(13) + CHAR(10) PRINT ('SELECT FirstLine AS FL ' + @NewLineChar + 'SELECT SecondLine AS SL') ...
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Generating CSV file for Excel, how to have a newline inside a value

...ot strip off leading spaces. You will get unwanted spaces in your headings and data fields. Worse, the " that should be "protecting" that line-break in the third column will be ignored because it is not at the start of the field. If you have non-ASCII characters (encoded in UTF-8) in the file, you ...
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There can be only one auto column

... MySQL says "Incorrect table definition; there can be only one auto column and it must be defined as a key" So when I added primary key as below it started working: CREATE TABLE book ( id INT AUTO_INCREMENT NOT NULL, accepted_terms BIT(1) NOT NULL, accepted_privacy BIT(1) NOT NULL, prim...
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Compress files while reading data from STDIN

... Yes, use gzip for this. The best way is to read data as input and redirect the compressed to output file i.e. cat test.csv | gzip > test.csv.gz cat test.csv will send the data as stdout and using pipe-sign gzip will read that data as stdin. Make sure to redirect the gzip output to...
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Debugging iframes with Chrome developer tools

I'd like to use the Chrome developer console to look at variables and DOM elements in my app, but the app exists inside an iframe (since it's an OpenSocial app). ...
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Access Asset Catalog programmatically

I know it's a new feature and this may not be possible, but I would love to be able to use an Asset Catalog to organize my assets, but I access all of my images programmatically. How would I access my images, now? Do I still access them by their file names like so: ...
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Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)

...dow. It's quite easy - one only has to listen to the OnMarkerClickListener and then show a custom PopupWindow above the marker. Some other guys here on StackOverflow suggested this solution and it actually looks quite good at first glance. But the problem with this solution shows up when you start t...
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How can I find my Apple Developer Team id and Team Agent Apple ID?

...g to transfer an app. I am having troubles finding my team agent apple id and my team id. I have found it before and I have searched for 30 min without any luck now that i need it. ...
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Xcode variables

...quotes) as the first line of your bash shell script (or the equivalent command for the shell you're using) and build your project. This will output all of the environment variables that are available to you. You can use this in conjunction with the documentation to make sure you're getting the data ...